Color

#383a4c

#383a4c
hex#383a4c
rgbrgb(56, 58, 76)
hslhsl(234, 15%, 26%)
oklchoklch(0.354 0.031 279.7)
Closest name: Call It a Night (#42364c)Relative luminance 0.0439

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#4c4a38

#38444c · #40384c

#4c383a · #3a4c38

Split-complementary

Open in tool →

#4c4038 · #444c38

#4c3844 · #4c4a38 · #384c40

Contrast

#383a4c as textRatioAAAA largeAAAFix
Aaon white
11.18:1passpasspassPasses AAA — no fix needed.
Aaon black
1.88:1failfailfail
  • AA: use #6f7395 as the text (4.56:1)
  • AAA: use #9295af as the text (7.14:1)
  • AA: or shift the background to #a6a6a6 (4.59:1)
  • AAA: or shift the background to #cfcfcf (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #383a4c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#383a4c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #383a4c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #383a4c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/383a4c-9d9cc4-df8a4e-241f2d-e9eef1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md